Go natural with Natrol Natural Melatonin 3Mg (1x240 TAB). Dietary Supplement. Helps establish normal sleep patterns. 100% Vegetarian. Natrol Melatonin supports healthy sleep patterns. The body naturally releases melatonin in response to changes in light, with melatonin levels rising at night. . (Note: Description is informational only. Please read the ingredient label on the product for more information and always consult your health professional with any questions prior to use.)